Home / 3,150.40-4,722.24-1,504.68

Finding the Fourth Proportional to 3,150.40, 4,722.24 and 1,504.68

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Solution

The fourth proportional to 3,150.40, 4,722.24 and 1,504.68 is: 2,255.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,150.40 : 4,722.24 = 1,504.68 : x
  2. Step 2: Convert to fraction form
    3,150.40/4,722.24 = 1,504.68/x
  3. Step 3: Cross multiply
    3,150.40x = 4,722.24 × 1,504.68
  4. Step 4: Simplify right side
    3,150.40x = 7,105,460.08
  5. Step 5: Solve for x
    x = 7,105,460.08/3,150.40
  6. Step 6: Final answer
    x = 2,255.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.